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IDACORP, Inc., through its subsidiary, Idaho Power Company (Idaho Power), engages in the generation, transmission, distribution, sale, and purchase of electric energy.
Utility Operations
Idaho Power provided electric utility service to approximately 516,000 general business customers in southern Idaho and eastern Oregon as of December 31, 2014. Approximately 428,000 of these customers are residential. Idaho Power’s principal commercial and industrial customers are involved in food processing and refining, electronics and general manufacturing, agriculture, health care, and winter recreation.
Idaho Power holds franchises, typically in the form of right-of-way arrangements, in 71 cities in Idaho and 9 cities in Oregon and holds certificates from the respective public utility regulatory authorities to serve all or a portion of 25 counties in Idaho and 3 counties in Oregon. Idaho Power's service area covers approximately 24,000 square miles with an estimated population of 1 million.
Hydroelectric Generation: Idaho Power operates 17 hydroelectric projects located on the Snake River and its tributaries. Together, these hydroelectric facilities provide a total nameplate capacity of 1,709 megawatt and annual generation of approximately 8.5 million megawatt-hours under median water conditions.
Coal-Fired Generation: Idaho Power co-owns various coal-fired power plants, such as Jim Bridger located in Wyoming, in which Idaho Power has a one-third interest; North Valmy located in Nevada, in which Idaho Power has a 50 percent interest; and Boardman located in Oregon, in which Idaho Power has a 10 percent interest.
PacifiCorp is the operator of the Jim Bridger power plant. Idaho Power owns a one-third interest in Bridger Coal Company, a joint venture of Idaho Energy Resources Co., a subsidiary of Idaho Power Company, which owns the mine that supplies coal to the Jim Bridger power plant. NV Energy is the operator of the North Valmy power plant. NV Energy and Idaho Power have contracts with a coal supplier through 2015. Portland General Electric Company is the operator of the Boardman power plant.
Natural Gas-fired Generation: Idaho Power owns and operates the Langley Gulch natural gas-fired combined cycle power plant and the Danskin and Bennett Mountain natural gas-fired simple cycle combustion turbine power plants. All three plants are located in Idaho. The natural gas is transported through the Williams-Northwest Pipeline under Idaho Power's 55,584 million British thermal units per day long-term gas transportation service agreements.
Transmission Services
Idaho Power’s generating facilities are interconnected through its integrated transmission system and are operated on a coordinated basis to achieve maximum capability and reliability. Idaho Power’s transmission system is directly interconnected with the transmission systems of the Bonneville Power Administration, Avista Corporation, PacifiCorp, NorthWestern Energy, and NV Energy.
Idaho Power provides wholesale transmission service for eligible transmission customers on a non-discriminatory basis. Idaho Power is a member of the Western Electricity Coordinating Council, the Northwest Power Pool, the Northern Tier Transmission Group, and the North American Energy Standards Board.
Idaho Power is jointly working on the permitting of two significant transmission projects. The Boardman-to-Hemingway line is a proposed 300-mile, 500-kV transmission project between a station near Boardman, Oregon and the Hemingway station near Boise, Idaho. The Gateway West line is a proposed 500-kV transmission project between a station located near Douglas, Wyoming and the Hemingway station.
Subsidiaries
The company’s other subsidiaries include IDACORP Financial Services, Inc. (IFS), an investor in affordable housing and other real estate investments; and Ida-West Energy Company (Ida-West), an operator of small hydroelectric generation projects that satisfy the requirements of the Public Utility Regulatory Policies Act of 1978 (PURPA).
IFS
IFS invests in affordable housing developments, which provide a return principally by reducing federal and state income taxes

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